#]Create a console application and change the namespace name
1] Fibonesis Series :
using System;
namespace ConsoleApp4
{
class Program
{
static void Main(string[] args)
{
int n1 = 0;
int n2 = 1;
int sum = n1 + n2;
Console.WriteLine("Fibonesis Series : \n"+n1);
while (sum < 20){
sum = n1 + n2;
n1 = n2;
n2 = sum;
Console.WriteLine(n1);
}
Console.Read();
}
}
}
2] Prime Number
using System;
namespace ConsoleApp4
{
class Program
{
static void Main(string[] args)
{
int s = 0;
Console.WriteLine("Enter No :");
int n = Convert.ToInt16(Console.ReadLine());
int i = 2;
while (i < n / 2)
{
if (n % i == 0){
s = 1; }
i++;
}
if (s == 1)
{
Console.WriteLine("COMPOSITE NUMBER");
}
if (s == 0)
{
Console.WriteLine("PRIME NUMBER");
}
Console.Read();
}
}
}